PT-2026-53111 · Undefined · Undefined

Published 2026-06-28 · Updated 2026-06-28 · CVE-2026-13500

NVD

CVSS v2.0

7.5

High

Base vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

A weakness has been identified in antlr ANTLR4 up to 4.13.2. Affected is an unknown function of the file tool/src/org/antlr/v4/codegen/model/OutputFile.java of the component Grammar Action Block Handler. Executing a manipulation can lead to code injection. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Fix

Special Elements Injection

Code Injection

Weakness Enumeration

CWE-74

CWE-94

Related Identifiers

CVE-2026-13500

Affected Products

Undefined

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-13500 · Security Note
• https://vuldb.com/submit/838568 · Note
• https://vuldb.com/cve/CVE-2026-13500 · Note
• https://github.com/wooyun123/wooyun/issues/4 · Note
• https://vuldb.com/vuln/374495/cti · Note
• https://vuldb.com/vuln/374495 · Note